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Shellshock, the newly discovered vulnerability that allows attackers to inject code into your machine, puts your Mac or Linux at a serious risk for malicious attacks. Here’s how to test if your machine is vulnerable. Shellshock uses a bash script to access your computer. From there, they can launch programs, enable features, and access files. The script only affects UNIX-based systems, so Linux and Mac are the only ones vulnerable. You can test your system by running this test command from Terminal: env x='() :;; echo vulnerable’ bash -c ‘echo hello’ If you’re not vulnerable, you’ll get this result: bash: warning: x: ignoring function definition attempt bash: error importing function definition for `x’ hello If you are vulnerable, you’ll get: vulnerable hello You can also…

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